(19)
(11) EP 2 789 871 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
05.11.2014 Bulletin 2014/45

(43) Date of publication A2:
15.10.2014 Bulletin 2014/42

(21) Application number: 13165663.9

(22) Date of filing: 26.04.2013
(51) International Patent Classification (IPC): 
F16D 55/228(2006.01)
F16D 121/14(2012.01)
 B62L 3/02(2006.01)
F16D 125/36(2012.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 08.02.2013 TW 102203124

(71) Applicant: Tektro Technology Corporation
Changhua County (TW)

(72) Inventor:
  • Tsai, Szu-Fang
    Changhua (TW)

(74) Representative: Lang, Christian 
LangPatent Anwaltskanzlei IP Law Firm Rosenheimer Strasse 139
81671 München
81671 München (DE)

   


(54) Bicycle disc brake apparatus


(57) The present invention provides a bicycle disc brake apparatus (1) comprising a U-shape elastic plate (2) having two ends connected to two ring portions (22); the ring portions comprising through holes (23); the U-shape elastic plate comprising two brake pads (20) abutting the ring portions; two compression discs (3) outside the U-shape elastic plate and adjacent to the ring portions, comprising protrusions (31) penetrating the through holes to act on the brake pads, compression disc rotating slots (32) away from the protrusions and first guiding tread surface (321) in a first direction; two roller seats (4) adjacent to the compression discs and comprising roller rotating slots (42) adjacent to the compression disc rotating slots; rollers (40) provided between the rotating slots; the roller rotating slots having second guiding tread surface (43) in a second direction opposite to the first direction with protruding columns; two bearings (5) mounted on the protruding columns; and two sealing gaskets (6) sealed onto the bearings away from the roller seats.







Search report









Search report